Ratings Reference

The Open Championship Round 4

Nielsen average audience: 4,100,000 viewers (final), per Sports Media Watch.

Aired
2021-07-18 Sunday
4,100,000
Nielsen avg audience · via press
single source · final
figures last changed 2026-08-27

Published figures

JSON
Nielsen1 figure
average audience
full telecast · final
press-attributed · Sports Media Watch
4,100,000
4.1M Sports Media Watch, verbatim
1 press attribution · no provider-published figure · single source
press-attributed = reported by press citing the provider